The Fuss-Free Flange Fitting Guide

Find your perfect flange size—without the guesswork.

Flange fit matters. The wrong size can cause pain, poor output, clogged ducts, and even supply dips. But here’s the good news: it doesn’t have to be confusing or overwhelming.

The Fuss-Free Flange Fitting Guide walks you through everything you need to know about getting the right fit for your body—so you can pump more comfortably and effectively.

Whether you're a brand-new pumper or you've been at it for months and something still feels off, this guide is your no-stress starting point.

What’s Inside:

  • Step-by-step instructions to measure your nipple and find your correct flange size

  • Clear guidance on what to look for during a pumping session to know if it’s working

  • Troubleshooting tips for pain, low output, elastic nipples, and more

  • Common myths about flange sizes—busted

  • Product recommendations for inserts, sizing tools, and flanges that actually work

    Perfect For You If:

    • You're experiencing nipple pain, rubbing, or soreness while pumping

    • You’ve been told “just use the standard size” but it doesn’t feel right

    • You want to protect your supply and pump more efficiently

    • You’re tired of guessing and just want someone to explain it clearly

Stop guessing. Start pumping smarter.

Grab the Fuss-Free Flange Fitting Guide and take the first step toward pumping that feels good—and works better.

Fuss-Free Flange Fitting Guide booklet with instructions on how to measure and test nipple flange fitting, and a sheet with step-by-step testing instructions.